ARIN registry — WHOIS, browse & statistics
A daily mirror of ARIN's public delegated registry (North America). Look up a resource, browse every object, or find a company's resources by name.
Single-resource lookup in ARIN’s delegated registry, enriched live from ARIN RDAP.
// what ARIN has delegated
ARIN registry at a glance
🌐
Assigned IPv4 addresses
1.64B
1,644,591,360
📦
IPv4 networks
76,802
delegated blocks
🧭
IPv6 networks
11,469
delegated blocks
🔗
Autonomous systems
34,176
ASNs
// browse the objects
Browse the ARIN registry
| Range | Addresses | Country | Status | Allocated | Org handle |
|---|---|---|---|---|---|
| 74.201.56.0 – 74.201.59.255 | 1,024 |  US |
allocated | 2006-11-13 | 2908fc017227… |
| 74.201.64.0 – 74.201.127.255 | 16,384 | US |
allocated | 2006-11-13 | 327bf0000e76… |
| 74.201.128.0 – 74.201.159.255 | 8,192 | US |
allocated | 2006-11-13 | 327bf0000e76… |
| 74.201.160.0 – 74.201.167.255 | 2,048 | US |
allocated | 2006-11-13 | 327bf0000e76… |
| 74.201.168.0 – 74.201.171.255 | 1,024 | US |
allocated | 2006-11-13 | 327bf0000e76… |
| 74.201.172.0 – 74.201.173.255 | 512 | US |
allocated | 2006-11-13 | f624e02d3805… |
| 74.201.174.0 – 74.201.175.255 | 512 | US |
allocated | 2006-11-13 | 2908fc017227… |
| 74.201.176.0 – 74.201.191.255 | 4,096 | US |
allocated | 2006-11-13 | 2908fc017227… |
| 74.201.192.0 – 74.201.193.255 | 512 | US |
allocated | 2006-11-13 | f624e02d3805… |
| 74.201.194.0 – 74.201.195.255 | 512 | US |
allocated | 2006-11-13 | 2908fc017227… |
| 74.201.196.0 – 74.201.197.255 | 512 | US |
allocated | 2006-11-13 | 327bf0000e76… |
| 74.201.198.0 – 74.201.199.255 | 512 | US |
allocated | 2006-11-13 | 2908fc017227… |
| 74.201.200.0 – 74.201.201.255 | 512 | US |
allocated | 2006-11-13 | 2908fc017227… |
| 74.201.202.0 – 74.201.203.255 | 512 | US |
allocated | 2006-11-13 | f624e02d3805… |
| 74.201.204.0 – 74.201.205.255 | 512 | US |
allocated | 2006-11-13 | f624e02d3805… |
| 74.201.206.0 – 74.201.207.255 | 512 | US |
allocated | 2006-11-13 | 2908fc017227… |
| 74.201.208.0 – 74.201.209.255 | 512 | US |
allocated | 2006-11-13 | 2908fc017227… |
| 74.201.210.0 – 74.201.211.255 | 512 | US |
allocated | 2006-11-13 | 327bf0000e76… |
| 74.201.212.0 – 74.201.213.255 | 512 | US |
allocated | 2006-11-13 | 327bf0000e76… |
| 74.201.214.0 – 74.201.215.255 | 512 | US |
allocated | 2006-11-13 | f624e02d3805… |
| 74.201.216.0 – 74.201.217.255 | 512 | US |
allocated | 2006-11-13 | 2908fc017227… |
| 74.201.218.0 – 74.201.219.255 | 512 | US |
allocated | 2006-11-13 | f624e02d3805… |
| 74.201.220.0 – 74.201.223.255 | 1,024 | US |
allocated | 2006-11-13 | 327bf0000e76… |
| 74.201.224.0 – 74.201.227.255 | 1,024 | US |
allocated | 2006-11-13 | 2908fc017227… |
| 74.201.228.0 – 74.201.229.255 | 512 | US |
allocated | 2006-11-13 | f624e02d3805… |
| 74.201.230.0 – 74.201.231.255 | 512 | US |
allocated | 2006-11-13 | 327bf0000e76… |
| 74.201.232.0 – 74.201.235.255 | 1,024 | US |
allocated | 2006-11-13 | 327bf0000e76… |
| 74.201.236.0 – 74.201.237.255 | 512 | US |
allocated | 2006-11-13 | 2908fc017227… |
| 74.201.238.0 – 74.201.239.255 | 512 | US |
allocated | 2006-11-13 | 327bf0000e76… |
| 74.201.240.0 – 74.201.241.255 | 512 | US |
allocated | 2006-11-13 | 2908fc017227… |
| 74.201.242.0 – 74.201.243.255 | 512 | US |
allocated | 2006-11-13 | 327bf0000e76… |
| 74.201.244.0 – 74.201.245.255 | 512 | US |
allocated | 2006-11-13 | 2908fc017227… |
| 74.201.246.0 – 74.201.247.255 | 512 | US |
allocated | 2006-11-13 | 327bf0000e76… |
| 74.201.248.0 – 74.201.255.255 | 2,048 | US |
allocated | 2006-11-13 | 2908fc017227… |
| 74.205.128.0 – 74.205.143.255 | 4,096 | US |
allocated | 2006-11-13 | 4662739fb3eb… |
| 208.72.96.0 – 208.72.103.255 | 2,048 | US |
allocated | 2006-11-13 | 9e5179bb92ad… |
| 208.72.104.0 – 208.72.111.255 | 2,048 | US |
allocated | 2006-11-13 | 6bfec0f1c721… |
| 208.72.112.0 – 208.72.115.255 | 1,024 | US |
allocated | 2006-11-13 | 409f64f99953… |
| 64.27.176.0 – 64.27.191.255 | 4,096 | US |
allocated | 2006-11-10 | 59d5d6c9acf1… |
| 64.113.224.0 – 64.113.239.255 | 4,096 | US |
allocated | 2006-11-10 | fa57c27d735b… |
| 67.58.32.0 – 67.58.63.255 | 8,192 | US |
allocated | 2006-11-10 | 5612a72c2485… |
| 74.200.64.0 – 74.200.95.255 | 8,192 | US |
allocated | 2006-11-10 | 698c1d643a5d… |
| 74.200.128.0 – 74.200.191.255 | 16,384 | US |
allocated | 2006-11-10 | 0342625ea14b… |
| 206.174.224.0 – 206.174.255.255 | 8,192 | US |
allocated | 2006-11-10 | de0be66e2530… |
| 208.72.80.0 – 208.72.83.255 | 1,024 | US |
allocated | 2006-11-10 | 911c6bb3d36c… |
| 208.72.84.0 – 208.72.87.255 | 1,024 | US |
allocated | 2006-11-10 | ec84ca639ceb… |
| 208.72.88.0 – 208.72.95.255 | 2,048 | US |
allocated | 2006-11-10 | ace55d4dc090… |
| 67.158.224.0 – 67.158.239.255 | 4,096 | US |
allocated | 2006-11-09 | c340bec24822… |
| 208.72.76.0 – 208.72.79.255 | 1,024 | US |
allocated | 2006-11-09 | dfc058f6f986… |
| 74.200.0.0 – 74.200.31.255 | 8,192 | US |
allocated | 2006-11-08 | fca460f9d966… |
| 208.72.56.0 – 208.72.59.255 | 1,024 | US |
allocated | 2006-11-08 | 7b84e3bc074c… |
| 208.72.60.0 – 208.72.63.255 | 1,024 | US |
allocated | 2006-11-08 | ca2eab189237… |
| 208.72.64.0 – 208.72.71.255 | 2,048 | US |
allocated | 2006-11-08 | bc13fa316880… |
| 208.72.72.0 – 208.72.75.255 | 1,024 | US |
allocated | 2006-11-08 | f0418d5e7cbb… |
| 208.72.48.0 – 208.72.51.255 | 1,024 | US |
allocated | 2006-11-07 | ea484eaa59f0… |
| 66.59.32.0 – 66.59.47.255 | 4,096 | US |
allocated | 2006-11-06 | 51df601e7522… |
| 64.237.112.0 – 64.237.127.255 | 4,096 | US |
allocated | 2006-11-03 | 8d4567350e90… |
| 206.174.160.0 – 206.174.175.255 | 4,096 | US |
allocated | 2006-11-03 | 870a750b5ed2… |
| 216.83.32.0 – 216.83.63.255 | 8,192 | US |
allocated | 2006-11-03 | f518d3ff11cb… |
| 216.106.160.0 – 216.106.175.255 | 4,096 | US |
allocated | 2006-11-03 | 6738433b0e85… |
| 75.118.0.0 – 75.118.255.255 | 65,536 | US |
allocated | 2006-11-02 | 98e6c615fd07… |
| 208.72.24.0 – 208.72.27.255 | 1,024 | US |
allocated | 2006-11-02 | f8de33b7dc03… |
| 209.97.64.0 – 209.97.95.255 | 8,192 | US |
allocated | 2006-11-02 | 29c3e989e995… |
| 64.130.224.0 – 64.130.239.255 | 4,096 | US |
allocated | 2006-11-01 | 2d9b0387a62d… |
| 208.72.16.0 – 208.72.19.255 | 1,024 | US |
allocated | 2006-11-01 | 98483042321e… |
| 64.130.192.0 – 64.130.207.255 | 4,096 | US |
allocated | 2006-10-31 | 78c49bfab605… |
| 64.235.144.0 – 64.235.159.255 | 4,096 | US |
allocated | 2006-10-31 | d66a814e5c42… |
| 64.237.16.0 – 64.237.31.255 | 4,096 | US |
allocated | 2006-10-31 | cfc730b92101… |
| 208.72.12.0 – 208.72.15.255 | 1,024 | US |
allocated | 2006-10-31 | 17e330ec58f3… |
| 64.130.64.0 – 64.130.95.255 | 8,192 | US |
allocated | 2006-10-30 | 4b38da225171… |
| 64.130.96.0 – 64.130.127.255 | 8,192 | US |
allocated | 2006-10-30 | d72347600cde… |
| 64.179.224.0 – 64.179.239.255 | 4,096 | US |
allocated | 2006-10-30 | f5f7b3f4a69d… |
| 64.235.112.0 – 64.235.127.255 | 4,096 | US |
allocated | 2006-10-30 | 7c625b3246fe… |
| 74.164.0.0 – 74.165.255.255 | 131,072 | US |
allocated | 2006-10-30 | 81e05477cc28… |
| 74.168.0.0 – 74.169.255.255 | 131,072 | US |
allocated | 2006-10-30 | 81e05477cc28… |
| 74.172.0.0 – 74.172.255.255 | 65,536 | US |
allocated | 2006-10-30 | 81e05477cc28… |
| 74.174.0.0 – 74.175.255.255 | 131,072 | US |
allocated | 2006-10-30 | 81e05477cc28… |
| 74.181.0.0 – 74.181.255.255 | 65,536 | US |
allocated | 2006-10-30 | 81e05477cc28… |
| 74.182.0.0 – 74.183.255.255 | 131,072 | US |
allocated | 2006-10-30 | 81e05477cc28… |
| 74.184.0.0 – 74.185.255.255 | 131,072 | US |
allocated | 2006-10-30 | 81e05477cc28… |
| 74.189.0.0 – 74.189.255.255 | 65,536 | US |
allocated | 2006-10-30 | 81e05477cc28… |
| 74.191.0.0 – 74.191.255.255 | 65,536 | US |
allocated | 2006-10-30 | 81e05477cc28… |
| 208.72.0.0 – 208.72.3.255 | 1,024 | US |
allocated | 2006-10-30 | 5e4c24c39dc4… |
| 208.72.4.0 – 208.72.7.255 | 1,024 |  CA |
allocated | 2006-10-30 | f54f8f335541… |
| 64.235.16.0 – 64.235.31.255 | 4,096 | US |
allocated | 2006-10-27 | 5fcc9592208d… |
| 66.117.1.0 – 66.117.1.255 | 256 | US |
allocated | 2006-10-27 | 6860173bfdd5… |
| 66.117.2.0 – 66.117.2.255 | 256 | US |
allocated | 2006-10-27 | 6860173bfdd5… |
| 66.117.6.0 – 66.117.7.255 | 512 | US |
allocated | 2006-10-27 | 6860173bfdd5… |
| 66.117.12.0 – 66.117.13.255 | 512 | US |
allocated | 2006-10-27 | 6860173bfdd5… |
| 66.158.176.0 – 66.158.191.255 | 4,096 | US |
allocated | 2006-10-27 | 23b457dd7629… |
| 208.71.236.0 – 208.71.239.255 | 1,024 | US |
allocated | 2006-10-27 | c5bf3e85e978… |
| 208.71.232.0 – 208.71.235.255 | 1,024 | US |
allocated | 2006-10-26 | 967e40245a3f… |
| 208.71.240.0 – 208.71.247.255 | 2,048 | US |
allocated | 2006-10-26 | 91744304ba1b… |
| 216.249.64.0 – 216.249.95.255 | 8,192 | US |
allocated | 2006-10-26 | 8b8f3fdb579c… |
| 74.207.128.0 – 74.207.191.255 | 16,384 | US |
allocated | 2006-10-25 | 89b1d83bb96c… |
| 208.71.216.0 – 208.71.223.255 | 2,048 | US |
allocated | 2006-10-25 | 4d32764d6007… |
| 64.136.176.0 – 64.136.191.255 | 4,096 | US |
allocated | 2006-10-24 | e25709036434… |
| 66.51.176.0 – 66.51.191.255 | 4,096 | US |
allocated | 2006-10-24 | 9d1d78dfde9d… |
| 72.163.0.0 – 72.163.255.255 | 65,536 | US |
allocated | 2006-10-24 | 6f69b4fbc4a7… |
| 75.160.0.0 – 75.175.255.255 | 1,048,576 | US |
allocated | 2006-10-24 | cdb7d42057bd… |